How do you generate a CSR wildcard certificate in Linux?

Posted on

How do you generate a CSR wildcard certificate in Linux?

How to Generate CSR for Wildcard Certificate?

  1. Step 1: Access the terminal client in your web server.
  2. Step 2: Type the following: openssl req –new –newkey rsa:2048 –nodes –keyout server.key –out server.csr.
  3. Step 3: Enter the domain name, accompanied with the asterisk as illustrated earlier.

How do I generate a CSR RSA key?

How to Generate a Certificate Signing Request (CSR) With OpenSSL

  1. Step 1: Log Into Your Server.
  2. Step 2: Create an RSA Private Key and CSR.
  3. Step 3: Enter Your CSR Information.
  4. Step 4: Locate Certificate Signing Request File.
  5. Step 5: Submit the CSR as Part of Your SSL Request.

How do I create a wildcard certificate?

Sign Up For the Newsletter

  1. Step 1: Purchase Your Wildcard SSL Certificate.
  2. Step 2: Generate a Certificate Signing Request (CSR) Code and Private Key.
  3. Step 3: Upload Your Private Key and Certificate Files to Your Server.
  4. Step 4: Confirm That the Wildcard SSL Certification Installation Was Successful.

How do I get a 2048 bit CSR?

To generate a CSR, you will need to create a key pair for your server. These two items are a digital certificate key pair and cannot be separated. If you lose your public/private key file or your password and generate a new one, your SSL Certificate will no longer match.

How read CSR file in Linux?

Check the CSR, Private Key or Certificate using OpenSSL

  1. Check a CSR openssl req -text -noout -verify -in CSR.csr.
  2. Check a private key openssl rsa -in privateKey.key -check.
  3. Check a certificate openssl x509 -in certificate.crt -text -noout.
  4. Check a PKCS#12 file (.pfx or .p12) openssl pkcs12 -info -in keyStore.p12.

What format is CSR file?

PEM format
The CSR itself is usually created in a Base-64 based PEM format. You can open the CSR file using a simple text editor and it will look like the sample below. You must include the header and footer (—–BEGIN NEW CERTIFICATE REQUEST—–) when pasting the CSR.

How create self signed SSL certificate in Linux?

To generate a self-signed SSL certificate on Linux, you’ll first need to make sure that you have OpenSSL installed. To do so, open a terminal and enter the appropriate commands corresponding to the distro you’re using. It should take a few moments for your system to download and install the openssl package.

What is a wildcard CSR?

A CSR is an encoded file that offers you a standardized way to send Comodo your public key and some information about your company or organization. Generating a CSR for a Wildcard SSL certificate is extremely similar to generating a CSR for any other SSL certificate, with one key difference: the asterisk.